Probably History is back! Jesse Case (twitter.com/jessecase) welcomes Andy Wood (twitter.com/andytwood), Richard Bain (twitter.com/dickbain), Matt Kirshen (twitter.com/mattkirshen) and special guest comedian/sociologist Pat Reilly (twitter.com/reallypatreilly) to take a look at the infamous House of Borgia, the Renaissance family that brought us Pope Alexander VI, incest, murder and the Banquet of Chestnuts!

Matt and Andy go on location to the campus of Caltech this week to welcome PhD candidates, actors (phdmovie.com) and science communicators (phdcomics.com/tv) Crystal Dilworth (twitter.com/PolycrystalhD) and Alexandra Lockwood (twitter.com/AlexCLockwood) to the show, delving into: Dancers moonlighting as scientists! The myth of tryptophan! Preferential treatment for doctors and lords! Penguins getting knighted in Denmark! The PhD Movie! More 3D printer talk! Staring at the night sky! How to search for exoplanets! Hot Jupiters! Requiem for the Kepler telescope! The military importance of figuring out Earth's spherical harmonics! Shocking people's brains to make them better at math! How a damaged brain repairs itself! Male strippers: Turn-on or source of comedy? Empathetic enjoyment of lesbian porn! One-eyed enervation! Why kids make dumb choices! Babies like eyes that are far apart! Malaria mosquitoes are more attracted to humans! Defending your dissertation!

Australian comedian/writer/performer Celia Pacquola (twitter.com/CeliaPacquola) and American comedian/writer/performer TJ Chambers (twitter.com/tjchambersLA) join Matt and Andy for a discussion of topics including: The current usefulness of Bunsen burners! The naval innovations of the Punic Wars! The asshole children of the Tetra Pak dynasty! Arizona State's party reputation! Nonsensical drinking age laws! Celia's Australian girls' school shenanigans! A brief further discussion of the Gallagher debacle! Mainlining oxygen! Defending the study of duck genitalia! A compelling case for the awesomeness of tungsten! Some asshole created a way to 3D print a gun! Forensic analysis of bullet cracks! Body farms! Firefighter arsonists! Phineas Gage and his asshole-inducing head injury! Gallagher's critique of Matt's act! Arctic foxes' death by mercury! The painted turtle that runs Big Oil!